package com.dylearn.serve;

import com.dylearn.domain.Book;
import java.util.List;

public interface BookService {
//这个是一般的写法 --就是单纯的重新开发
    public Boolean save(Book book);
    public Boolean delectById(Book book);
    public Book getById(Book book);
    public Boolean update(Book book);
    public void getPage(Book book);
    public List<Book> getAll();
}
